From 0784391a21b75ca52892e992a614b0f927ade00e Mon Sep 17 00:00:00 2001 From: Azul Date: Mon, 29 Aug 2016 11:59:54 +0200 Subject: refactor: split EmailHandler in 3 InvalidEmailHandler - handle emails with an invalid format LocalEmailHandler - handle emails on the local domain EmailHandler - handle all other emails by using hkp This is a preparation to add leap provider email lookup and remove hkp eventually. But for now we keep the behaviour the same and only refactor. --- lib/nickserver/dispatcher.rb | 4 +++ lib/nickserver/request_handlers/email_handler.rb | 40 +++------------------- .../request_handlers/invalid_email_handler.rb | 15 ++++++++ .../request_handlers/local_email_handler.rb | 32 +++++++++++++++++ 4 files changed, 55 insertions(+), 36 deletions(-) create mode 100644 lib/nickserver/request_handlers/invalid_email_handler.rb create mode 100644 lib/nickserver/request_handlers/local_email_handler.rb (limited to 'lib') diff --git a/lib/nickserver/dispatcher.rb b/lib/nickserver/dispatcher.rb index 833a2ad..8bcfd05 100644 --- a/lib/nickserver/dispatcher.rb +++ b/lib/nickserver/dispatcher.rb @@ -14,6 +14,8 @@ # require 'nickserver/request' +require 'nickserver/request_handlers/invalid_email_handler' +require 'nickserver/request_handlers/local_email_handler' require 'nickserver/request_handlers/email_handler' require 'nickserver/request_handlers/fingerprint_handler' @@ -45,6 +47,8 @@ module Nickserver def handler_chain [ + RequestHandlers::InvalidEmailHandler.new, + RequestHandlers::LocalEmailHandler.new, RequestHandlers::EmailHandler.new, RequestHandlers::FingerprintHandler.new, Proc.new { Nickserver::Response.new(404, "Not Found\n") } diff --git a/lib/nickserver/request_handlers/email_handler.rb b/lib/nickserver/request_handlers/email_handler.rb index b163b27..96fcaf3 100644 --- a/lib/nickserver/request_handlers/email_handler.rb +++ b/lib/nickserver/request_handlers/email_handler.rb @@ -1,7 +1,5 @@ require 'nickserver/email_address' -require 'nickserver/error_response' require 'nickserver/hkp/source' -require 'nickserver/couch_db/source' module Nickserver module RequestHandlers @@ -9,46 +7,16 @@ module Nickserver def call(request) return unless request.email - handle_request(request) - end - - protected - - def handle_request(request) email = EmailAddress.new(request.email) - if email.invalid? - ErrorResponse.new("Not a valid address") - else - send_key(email, request) - end - end - - def send_key(email, request) - if local_address?(email, request) - source = Nickserver::CouchDB::Source.new - else - source = Nickserver::Hkp::Source.new - end source.query(email) - rescue MissingHostHeader - ErrorResponse.new("HTTP request must include a Host header.") end - # - # Return true if the user address is for a user of this service provider. - # e.g. if the provider is example.org, then alice@example.org returns true. - # - # If 'domain' is not configured, we rely on the Host header of the HTTP request. - # - def local_address?(email, request) - domain = Config.domain || request.domain - raise MissingHostHeader if domain == '' - email.domain? domain - end - end + protected + def source + Nickserver::Hkp::Source.new + end - class MissingHostHeader < StandardError end end end diff --git a/lib/nickserver/request_handlers/invalid_email_handler.rb b/lib/nickserver/request_handlers/invalid_email_handler.rb new file mode 100644 index 0000000..eaf8156 --- /dev/null +++ b/lib/nickserver/request_handlers/invalid_email_handler.rb @@ -0,0 +1,15 @@ +require 'nickserver/email_address' +require 'nickserver/error_response' + +module Nickserver + module RequestHandlers + class InvalidEmailHandler + def call(request) + return unless request.email + email = EmailAddress.new(request.email) + ErrorResponse.new("Not a valid address") if email.invalid? + end + + end + end +end diff --git a/lib/nickserver/request_handlers/local_email_handler.rb b/lib/nickserver/request_handlers/local_email_handler.rb new file mode 100644 index 0000000..1f2abc2 --- /dev/null +++ b/lib/nickserver/request_handlers/local_email_handler.rb @@ -0,0 +1,32 @@ +require 'nickserver/email_address' +require 'nickserver/error_response' +require 'nickserver/couch_db/source' + +module Nickserver + module RequestHandlers + class LocalEmailHandler + + def call(request) + return nil unless request.email + domain = Config.domain || request.domain + return missing_domain_response if domain.nil? || domain == '' + email = EmailAddress.new(request.email) + return nil unless email.domain?(domain) + source.query email + end + + protected + + attr_reader :domain + + def source + Nickserver::CouchDB::Source.new + end + + def missing_domain_response + ErrorResponse.new "HTTP request must include a Host header." + end + + end + end +end -- cgit v1.2.3